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nervous system and the brian

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Is it true that a stimilus causes a change or response in an organism?

Biological Studies have shown that organisms are very responsive to their environments. External Stimuli affect reflexes, as well as create learned behaviors and reinforce innate ones. External Stimuli can also affect heredity, as well as natural selection as far as evolution as a whole.


What is effector organ?

An effector organ is a part of the body that produces a response to a stimulus, typically as a result of signals from the nervous or endocrine systems. Examples include muscles that contract to create movement and glands that secrete hormones or other substances. These organs play a crucial role in executing the body's responses to various internal and external changes.


Which two systems are working together in the arm to bend?

The muscular and skeletal systems work together in the arm to bend. The muscles, attached to the bones by tendons, contract to move the bones at the joints and create the bending motion.


Show a diagram on reflex action?

I can't create diagrams directly, but I can describe a reflex action diagram. Typically, it includes a stimulus (e.g., a hand touching a hot surface), sensory neurons transmitting the signal to the spinal cord, an interneuron relaying the signal to a motor neuron, and finally, the motor neuron triggering a muscle response (e.g., pulling the hand away). This pathway illustrates the rapid, involuntary response to a stimulus, bypassing the brain for quicker action.


Is it true that organs group together to create whole organisms?

Yes, it is true that organs group together to form whole organisms. In biological systems, organs are specialized structures made up of tissues that work together to perform specific functions. These organs combine to create organ systems, which collaborate to maintain the overall health and functionality of the organism. This organization is essential for the complexity and efficiency of multicellular life.

Related Questions

What must be paired together for classical conditioning to occur?

For classical conditioning to occur a neutral stimulus must be paired with an unconditioned stimulus. The neutral stimulus is initially meaningless to the organism but becomes associated with the unconditioned stimulus after the two are repeatedly paired together. This process of association is known as classical conditioning. The following are the components needed for classical conditioning to occur: A neutral stimulus An unconditioned stimulus A response ReinforcementThe neutral stimulus is something that does not initially produce a response. It is usually a sound taste or smell. The unconditioned stimulus is something that naturally produces a response. It is usually a food or something that causes pain or discomfort. The response is the reaction to the unconditioned stimulus such as salivating or flinching. Reinforcement is the use of rewards or punishments to strengthen the association between the neutral stimulus and the unconditioned stimulus.


What are the elements of classical conditioning of psychology?

1. Neutral Stimulus(NS)-A stimulus that does not evoke a response 2.Unconditioned Stimulus(US)-A stimulus innately capable of eliciting a response 3.Conditioned Stimulus(CS)-A stimulus that evokes a response b/c it has been paired with an unconditioned stimulus 4.Unconditioned Response(UR)-An innate reflex response elicited by a US 5.Conditioned Response(CR)-A learned response elicited by a CS


How does a stimulus create a response?

A stimulus triggers a signal in sensory receptors, which is then transmitted through the nervous system to the brain. The brain processes this signal and initiates a response by sending signals to the appropriate muscles or glands to react to the stimulus.


What does classical conditioning require?

Classical conditioning requires pairing a neutral stimulus with an unconditioned stimulus to create a conditioned response. Over time, the neutral stimulus becomes a conditioned stimulus that elicits the conditioned response. This process involves repeated pairings to establish a new learned association.


Essentially classical conditioning is a process of learning an between two stimuli?

Classical conditioning is a type of learning in which an organism associates two stimuli, leading to a learned response. This process involves pairing a neutral stimulus with an unconditioned stimulus to create a conditioned response. Over time, the neutral stimulus alone can evoke the same response as the unconditioned stimulus.


How does the threshold stimulus influence muscle contraction?

The threshold stimulus is the stimulus required to create an action potential. So any stimulus under this level will not cause muscle contraction, while a stimulus above this level will cause the muscle to contract. The higher the stimulus the more muscle fibers are recruited, and thus the higher the response.


When one conditioned stimulus is used to create another this is called?

This is called "second-order conditioning". It occurs when a conditioned stimulus (CS) that was previously established through pairing with an unconditioned stimulus (UCS) is then used as the UCS to establish a new conditioned response to a different stimulus.


What happen to the stimulus that is received by the sense organ?

When a stimulus is received by a sense organ, it gets converted into electrical signals that travel through neurons to the brain. The brain then processes and interprets this information to create a perception of the stimulus, which can then lead to a behavioral response or action.


Is it true that a stimilus causes a change or response in an organism?

Biological Studies have shown that organisms are very responsive to their environments. External Stimuli affect reflexes, as well as create learned behaviors and reinforce innate ones. External Stimuli can also affect heredity, as well as natural selection as far as evolution as a whole.


What is the purpose of classical condition?

The purpose it to associate an unconditioned stimulus (ex: sound of a bell) to a conditioned stimulus (ex: food) in order to get a conditioned response (ex: salivation) every time the subject being conditioned is exposed to the unconditioned stimulus (ex: sound of a bell creates salivation).


What features characterize the class of conditioning segments?

Conditioning segments are characterized by their ability to create a specific response through associative learning. Key features include the pairing of a neutral stimulus with an unconditioned stimulus to elicit a conditioned response, the ability to generalize responses to similar stimuli, and the potential for extinction when the conditioned stimulus is presented without reinforcement. These segments are crucial in understanding behavioral psychology and the mechanisms behind learning and adaptation.


What is the concept of stimulus and perception?

Stimulus refers to any external event or change in the environment that can provoke a response from an organism, such as light, sound, or touch. Perception is the process by which the brain interprets and organizes sensory information from stimuli to create meaningful experiences. Together, these concepts illustrate how we interact with and understand the world around us, as stimuli are detected by our senses and then processed into perceptions that shape our thoughts and behaviors.